Whenever I get close to a big body of water, like an ocean, my game crashes and I get greeted by this pop-up: https://gyazo.com/583dbf657fb2491afbf0109e6c74b3de

Here's the crash report:

---- Minecraft Crash Report -------- Minecraft Crash Report ----// Don't be sad. I'll do better next time, I promise!
Time: 2/21/19 12:58 PMDescription: Tesselating liquid in world
java.lang.NullPointerException: Tesselating liquid in world at dfj.b(SourceFile:15) at dfj$$Lambda$2595/1894826834.getColor(Unknown Source) at dfj.a(SourceFile:27) at dfj.c(SourceFile:46) at dgm.a(SourceFile:64) at dgl.a(SourceFile:78) at din.b(SourceFile:208) at dik.a(SourceFile:88) at dik.run(SourceFile:41) at java.lang.Thread.run(Thread.java:745)

A detailed walkthrough of the error, its code path and all known details is as follows:---------------------------------------------------------------------------------------
– Head --Thread: Client threadStacktrace: at dfj.b(SourceFile:15) at dfj$$Lambda$2595/1894826834.getColor(Unknown Source) at dfj.a(SourceFile:27) at dfj.c(SourceFile:46) at dgm.a(SourceFile:64)
– Block being tesselated --Details: Block location: World: (-464,48,2142), Chunk: (at 0,3,14 in -29,133; contains blocks -464,0,2128 to -449,255,2143), Region: (-1,4; contains chunks -32,128 to -1,159, blocks -512,0,2048 to -1,255,2559)Stacktrace: at dgl.a(SourceFile:78)
– Affected level --Details: Level name: MpServer All players: 1 total; [dfe['Gusti_Gustav'/95, l='MpServer', x=-374.01, y=68.75, z=1986.80]] Chunk stats: MultiplayerChunkCache: 625, 464 Level seed: 0 Level generator: ID 00 - default, ver 1. Features enabled: false Level generator options: {} Level spawn location: World: (160,71,256), Chunk: (at 0,4,0 in 10,16; contains blocks 160,0,256 to 175,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511) Level time: 560823 game time, 79639 day time Level dimension: 0 Level storage version: 0x00000 - Unknown? Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false) Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false Server brand: vanilla Server type: Integrated singleplayer serverStacktrace: at dct.a(SourceFile:466) at cqn.b(SourceFile:1894) at dik.run(SourceFile:47) at java.lang.Thread.run(Thread.java:745)
– System Details --Details: Minecraft Version: 19w07a Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_51, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 2992576504 bytes (2853 MB) / 4294967296 bytes (4096 MB) up to 4294967296 bytes (4096 MB) JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M Launched Version: 19w07a LWJGL: 3.2.1 build 12 OpenGL: NO CONTEXT GL Caps: Using GL 1.3 multitexturing.Using GL 1.3 texture combiners.Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.Shaders are available because OpenGL 2.1 is supported.VBOs are available because OpenGL 1.5 is supported.
Using VBOs: Yes Is Modded: Probably not. Jar signature remains and client brand is untouched. Type: Client (map_client.txt) Resource Packs: vanilla, file/OLD MINECRAFT SOUNDS (incompatible) Current Language: English (US) CPU: 8x AMD FX-8320E Eight-Core Processor